document.write( "Question 744141: csc(π/2-x)cos use fundamental identities to simplify expression \n" ); document.write( "
Algebra.Com's Answer #453202 by lwsshak3(11628)\"\" \"About 
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csc(π/2-x)cos use fundamental identities to simplify expression
\n" ); document.write( "csc(π/2-x)=1/sin(π/2-x)=1/cosx=secx
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